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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Advertising, Equity Offering Costs and Capitalized Interest (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Advertising and Marketing Costs |  |  |
Advertising and marketing expenses | $ 21.0 | $ 16.9 | $ 11.5
Equity Offering Costs |  |  |
Equity offering costs | 28.3 | 1.5 | 2.1
Capitalized Interest |  |  |
Interest costs, capitalized | $ 1.9 | $ 2.7 | $ 3.0

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- Definition Represents equity offering costs related to the issuance of common and preferred shares during the reporting period. + References No definition available. + Details
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- Definition The total expense recognized in the period for promotion, public relations, and brand or product advertising. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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